翻江倒海

1. • lit. overturning seas and rivers (idiom)
2. • fig. overwhelming
3. • earth-shattering
4. • in a spectacular mess

Character by character

• 翻(fān)turn over
• 江(jiāng)surname Jiang
• 倒(dǎo)fall
• 海(hǎi)surname Hai